The document provides instructions for disassembling and assembling a priority valve and steering unit. It includes diagrams showing the individual parts of each component. For the priority valve: 1) The disassembly instructions describe removing the piping and then loosening and removing the plugs and spool to disassemble the valve. 2) Cleaning, inspection and lubrication steps are provided before assembly. 3) Reassembly involves placing the seals and springs back into the housing and tightening the plugs. For the steering unit: 1) Disassembly requires removing screws, plates, seals and the spool/sleeve assembly from the housing. 2) Assembly shows replacing the seals